{"uid":"cap_bSTGa2fluKb-kY7DQwr4Y","slug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-8222d84c","name":"Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router","description":"Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall. (Live x402 v2, IETF MPP & MCP endpoint at https://token-intel.agentdiet.dev/v1/web-rag-shield-dag)","url":"https://token-intel.agentdiet.dev/v1/web-rag-shield-dag?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["query"],"properties":{"query":{"type":"string","minLength":1,"description":"Capability search query (e.g. 'context compression', 'github security', 'sec filings', 'company enrichment') or endpoint URL to verify"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.01","displayCostAsset":"USD","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_aqe1TD1ZTPhtphQiyhq4b","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"token-intel.agentdiet.dev","brandSlug":"token-intel-agentdiet-dev-mpp","brandBaseUrl":"https://token-intel.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches a meta-index of 500+ MCP servers and A2A agent tools by capability query, returning compressed, firewall-screened results via a single connection","exampleAgentPrompt":"Search the MCP and A2A tool index for any servers that handle 'SEC filings' — I want to find a tool my agent can call to pull public company filings.","exampleUseCases":[{"title":"Discovering a context compression tool","prompt":"I'm building an agent pipeline and I'm running into token limits — can you search the MCP tool index for any servers that offer context compression or token reduction capabilities?"},{"title":"Finding a GitHub security audit tool","prompt":"Search the A2A and MCP tool registry for anything related to 'github security' or code auditing — I need a tool my agent can call to check repos for vulnerabilities."},{"title":"Locating a company enrichment endpoint","prompt":"Can you look up what MCP or A2A tools are available for 'company enrichment' or B2B lead data? I want my agent to automatically pull firmographic info on prospects."}],"resultDescription":"Returns a list of matching MCP server or A2A tool entries from a 500+ item index, with capability descriptions compressed by up to 85% via token optimization, screened through a Prompt-Guard firewall for safety, and structured as a JSON object for downstream agent routing.","failureModes":["Empty or vague query returns no meaningful matches","Query matches too broadly, returning low-relevance tool listings","Endpoint URL verification fails if the target is offline or non-compliant","Rate limiting or payment failure (HTTP 402) blocks access","Firewall (Prompt-Guard) may reject queries flagged as adversarial or unsafe","Response schema is generic object — downstream parsing may fail if structure changes"],"whenToPreferThis":"Choose this endpoint when an agent needs to discover which MCP server or A2A tool to call for a given capability, rather than calling a known tool directly. It is especially useful in dynamic agent orchestration pipelines where the right downstream tool is not known in advance, or when verifying that a specific endpoint URL is live and compliant. Prefer this over manual registries or hard-coded tool lists when the tool landscape changes frequently.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:37:42.496Z","isFirstParty":false,"canonicalSlug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-4de1292d"}